Modular building



FIG. 1 is a rear perspective view of the modular building of the present invention; the front being identical to the rear except for the addition of windows;

FIG. 2 is a side elevational view thereof;

FIG. 3 is an opposite side elevational view thereof; and,

FIG. 4 is a top plan view. 

The ornamental design for a modular building, as shown and described. 